R1 Concepts Super Heavy Duty rear brake pads and hardware kit for 2020–2025 GMC Sierra 3500 HD 4WD rear applications. As part of the SUPER Heavy Duty Series, these asbestos‑free and copper‑free pads are promoted for constant braking scenarios like towing and hauling. The pads are described as rotor‑friendly with extended wear, low dust and noise, and the kit includes hardware for rear axle replacement on heavy trucks.
R1 20-25 GMC Sierra 3500 Hd 4WD Rear Super Duty Brake Pads and Hardware Kit